src/cpu: Remove unnecessary space after casts

Change-Id: I12463d4d26c03c85fa018b421bb9166fbfeb0b60
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69801
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/cpu/intel/car/romstage.c

@@ -32,7 +32,7 @@ void __noreturn romstage_main(void)
 		printk(BIOS_DEBUG, "Romstage stack size limited to 0x%x!\n",
 			size);
 
-	stack_base = (u32 *) (_ecar_stack - size);
+	stack_base = (u32 *)(_ecar_stack - size);
 
 	for (i = 0; i < num_guards; i++)
 		stack_base[i] = stack_guard;